package com.li.reggie.controller;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.li.reggie.common.R;
import com.li.reggie.entity.User;
import com.li.reggie.service.UserService;
import com.li.reggie.utils.SMSUtils;
import com.li.reggie.utils.ValidateCodeUtils;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.lang.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

import javax.servlet.http.HttpSession;
import java.util.Map;

@RestController
@RequestMapping("/user")
@Slf4j
public class UserController {

    @Autowired
    private UserService userService;

    /**
     * 发送手机短信验证码
     * @param user
     * @return
     */
    @PostMapping("/sendMsg")
    public R<String> sendMsg(@RequestBody User user, HttpSession session){
        // 获取手机号
        String phone=user.getPhone();

        if(StringUtils.isNotEmpty(phone)){
            // 生成随机的4位验证码
            String code = ValidateCodeUtils.generateValidateCode(4).toString();
            log.info("code={}",code);

            // 调用阿里云提供的短信服务API完成发送短信
            //SMSUtils.sendMessage("瑞吉外卖","",phone,code);

            // 需要将生成的验证码存储到Session
            session.setAttribute(phone,code);

            return R.success("手机验证码短信发送成功");
        }

        return R.error("短信发送失败");
    }

    /**
     * 用户登录
     * @param map
     * @param session
     * @return
     */
    @PostMapping("/login")
    public R<User> login(@RequestBody Map map,HttpSession session){
        log.info(map.toString());
        // 获取手机号
        String phone = (String) map.get("phone");
        // 获取验证码
        String code = (String) map.get("code");
        // 从session中获取保存的验证码
        Object codeInSession = session.getAttribute(phone);
        // 进行验证码比对
        if (codeInSession!=null&&codeInSession.equals(code)){
            // 如果比对成功则登录成功

            LambdaQueryWrapper<User> queryWrapper=new LambdaQueryWrapper<>();
            queryWrapper.eq(User::getPhone,phone);

            User user = userService.getOne(queryWrapper);
            if (user==null){
                // 判断该手机号是否为新用户，如果是新用户则自动完成注册
                user=new User();
                user.setPhone(phone);
                userService.save(user);
            }
            session.setAttribute("user",user.getId());
            return R.success(user);

        }


        return R.error("登录失败");
    }
}
